A mini stroke, or transient ischemic attack (TIA) is a brief episode characterized by neurological symptoms. A mini stroke is a serious event because it is often the warning sign of an impending stroke. The symptoms of a mini stroke begin suddenly and vary depending on the part of the brain that is affected.
The following offers an estimated range of how long alcohol stays in your blood, urine and saliva: 1  Saliva test: One to five days. 2  Blood test: 12 hours. 3  Urine test: Three to five days via Ethyl Gluconoride (EGT) metabolite.  Breathalyzer test: Up to 24 hours.
If you know your BAC, then you can calculate how long alcohol will stay in your blood. This is a measurement of the percentage concentration of alcohol in your blood. Alcohol is metabolized by the body at a rate of 0.016 BAC every hour.